Description
APTT based factor assays (factors VIII, IX, XI, XII) - investigation of a long APTT and / or suspected bleeding disorder
Additional information
Fill exactly to the line on the bottle. Must arrive within 2 hours of collection. Capillary samples are unsuitable for coagulation tests. 2.8ml will be sufficient for all tests and a coagulation screen. Factors VIII, IX, XI and XII will be performed.
Sending address
Department of Haematology
Camelia Botnar Laboratories
Great Ormond Street Hospital
Great Ormond Street
WC1N 3JH
Laboratory service
Haematology
Sample requirements
2 x 1.4ml venous blood, citrate
Reference range
Please click on the link to view reference range
Turnaround time
10 days
Cost
Upon request
Call in advance?
Not required